.count::after{
  content: "2";
  display: inline-block;
  background: #FF0000;
  border-radius: 20%;
  padding: 0 0.5em;
  transform: scale(0.7);
  color: #FFF;
  float: right;
  position: absolute;
  top: 5px;
  right: 1.5em;
}

.count::after:empty{
  display: none;
  padding: 0
}

@media max-width: 990px{
    ...
    .count::after{
        position: relative;
        top: -90%;
        right: 0;
    }

}